Home / 11,055.21-16,589.63-4,481.45

Finding the Fourth Proportional to 11,055.21, 16,589.63 and 4,481.45

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Solution

The fourth proportional to 11,055.21, 16,589.63 and 4,481.45 is: 6,724.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,055.21 : 16,589.63 = 4,481.45 : x
  2. Step 2: Convert to fraction form
    11,055.21/16,589.63 = 4,481.45/x
  3. Step 3: Cross multiply
    11,055.21x = 16,589.63 × 4,481.45
  4. Step 4: Simplify right side
    11,055.21x = 74,345,597.36
  5. Step 5: Solve for x
    x = 74,345,597.36/11,055.21
  6. Step 6: Final answer
    x = 6,724.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.